152+ iOS apps & games curated and reviewed
With an average user rating of 4.6★, the alien planet game category is one of the App Store's strongest. Browse all 152+ apps and games we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (9) | No | No | Jul 2026 |
| 2 |  | Free | 4.8★ (9K) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.8★ (127K) | Yes | Yes | Jul 2026 |
| 4 |  | Free was $3.99 | 4.8★ (383K) | Yes | Yes | Jul 2026 |
| 5 |  | Free | 4.7★ (260K) | Yes | Yes | Jul 2026 |
| 6 |  | Free | 4.7★ (651K) | Yes | Yes | Jul 2026 |
| 7 |  | Free | 4.3★ (482) | Yes | Yes | Jul 2026 |
| 8 |  | Free | 4.7★ (13K) | Yes | Yes | Jul 2026 |
Fly an alien to dodge tractor beams and score points for your chosen state or country. Compete on a global leaderboard to see which territory reigns supreme. A simple, family-friendly game with infinite replayability.
Defend Earth from alien invaders in this idle tower defense game. Build diverse turrets, strategize your defense, and power up your character with unique skills and weapons. Collect resources and take on global challenges to protect the planet.
Command an alien and grow its army by defeating humans in this idle RPG. Evolve your alien with new abilities, upgrade its stats, and face challenging boss battles to achieve extraterrestrial dominance.
Unleash your destructive power on planets with a vast arsenal of weapons. From nuclear missiles and lasers to monstrous creatures and asteroids, obliterate celestial bodies in this engaging simulator.
Engage in a thrilling 3D invasion game where you must identify and eliminate hidden aliens disguised as ordinary people. Utilize scanners and blasters to complete levels, unlock new weapons, and rescue citizens from alien isolation across various city suburbs.
Pilot a lone spaceship to defend Earth from relentless alien swarms in this classic space shooter. Upgrade your weapons and skills to overcome increasingly difficult challenges across numerous levels and intense boss battles.
Embark on an epic space adventure as an astronaut exploring alien planets. Harvest resources, battle extraterrestrial foes, and upgrade your skills to uncover cosmic secrets. This game offers a vast universe to discover and conquer.
Explore unique destruction mechanics in a space-themed sandbox. Break planets into pieces, control spaceships in epic battles, or design your own celestial bodies with custom physics.
Embark on an underwater adventure to rescue your captured crew from an evil alien. Navigate challenging aquatic worlds, collect coins to upgrade your spaceship, and battle dangerous creatures. Your quick reflexes and strategic upgrades are key to saving the day.
Command powerful fleets in epic space battles, manage resources, and build planetary facilities. Customize your starships and lead your alliance to conquer the galaxy in this sci-fi real-time strategy multiplayer saga.
Defend an ancient stronghold from alien invaders using powerful technologies. Build and upgrade towers in a classic tower defense experience with unique levels and diverse enemies. Enjoy an offline, ad-free strategy game with a compelling storyline.
This game blends match-3 and sliding tile puzzles to evolve aliens. Match tiles to hatch and evolve creatures, harvest resources, and build your ultimate alien hive. Strategically defeat villainous bots and uncover the planet's mysteries.
Engage in epic sci-fi battles in 2084, training and equipping space marines to conquer planets. Lead your forces across a star map, challenge friends, and strategize with tactic cards to dominate the galaxy.
Become an alien invader and crush cities on Earth. Grow by abducting people and destroying buildings, but beware of other aliens who will try to swallow you. Compete against others in fast-paced, timed invasion battles.
Simulate the terraforming of planets using real scientific principles. Cultivate life, manage resources, and build civilizations on various worlds, from our solar system to fictional planets and moons. Encounter alien life and defend your settlements from cosmic threats.
Embark on a sci-fi adventure as a brave spaceman in this rogue-like mobile game. Battle alien hordes, explore space, and uncover universal secrets. With stunning graphics and immersive gameplay, you'll need all your skills to survive.
Engage in thrilling space combat in this action-packed alien shooter. Upgrade your spaceship's engines, collect items, and complete daily tasks to climb global leaderboards. Experience a unique rotation luck feature.
Tap the screen to unleash a barrage of weapons and expel alien invaders to claim planets. Engage in a casual, amusing experience with various weapons and distinct civilizations.
Command an alien fleet to create a devastating pathogen and conquer the universe. Battle rival plagues across detailed planets, including Earth, utilizing over 144 unique traits and abilities. Experience stunning real-time HD graphics and challenging game modes.
Protect an alien planet from meteorites by spinning it to save its inhabitants. Evolve and spread life to achieve a high score. Enjoy fast-paced gameplay with simple controls and vibrant graphics.